playing with dotnet core 48 - dataStorage15 debugging duplicate key ID errors in EFCore
0don't assign id to objects you're adding, let the database decide it for you
Also the update button is still buggy here, watch how i debug it in this video:
https://www.youtube.com/watch?v=myUR1BWIMKg&list=PLhPfNw4V4_YQSTR8sqz0aRVzWlQBq3QUw&index=54
------------------ Useful Links ------------------------------------
Giving Credit to Kudvenkat pragim tech
https://www.youtube.com/watch?v=qJmEI2LtXIY&list=PL6n9fhu94yhVkdrusLaQsfERmL_Jh4XmU&index=50
DbSet Attach Method
https://docs.microsoft.com/en-us/dotnet/api/system.data.entity.dbset-1.attach?view=entity-framework-6.2.0#system-data-entity-dbset-1-attach(-0)
DbContext.SaveChanges()
https://docs.microsoft.com/en-us/dotnet/api/microsoft.entityframeworkcore.dbcontext.savechanges?view=efcore-6.0#microsoft-entityframeworkcore-dbcontext-savechanges
DbContext.Database.EnsureCreated()
https://docs.microsoft.com/en-us/ef/core/managing-schemas/ensure-created
------------------ Video Sections --------------------------------
Chapters:
0:00 introduction
0:30 duplicate key entry error for primary key
1:28 removing bits of assigning id into our code
3:51 how not to resolve the issue, integer should not be null
9:45 debugging the update Component
13:20 clearAll bug mySqlConnection already in use
15:25 workaround for clearAll by deleting and creating database
17:52 Conclusion
---------------------[Playlists and Relevant Github Repositories]----------------------------------------------
Fluid Mechanics and Git Repos:
https://www.youtube.com/playlist?list=PLhPfNw4V4_YSmdAXc6J0XOSQ1b27qsMGt
https://github.com/theodoreOnzGit/OpenFoam_heatTrf_YouTube
Petroleum Downstream Crash Course Playlist:
https://www.youtube.com/playlist?list=PLhPfNw4V4_YQ13CnhacUqEVk-tZlU4ISE
OpenFOAM for Windows 10 Beginner Playlist and some Git Repos
https://www.youtube.com/playlist?list=PLhPfNw4V4_YRhBU4IqSaToQ8_X543YQsZ
https://github.com/theodoreOnzGit/laminar_BL_OpenFOAM
OpenFOAM Intermediate Playlist and some Git Repos
https://www.youtube.com/playlist?list=PLhPfNw4V4_YSpWX6mSOlwWEOKVa6i_iuE
https://github.com/theodoreOnzGit/thin_pipeflow_snappyHexMesh
OpenFOAM Heat Transfer Playlist and GitHub Repo
https://www.youtube.com/playlist?list=PLhPfNw4V4_YR2Qa3Q9-AzNSF2J9Dc4_qT
https://github.com/theodoreOnzGit/OpenFoam_heatTrf_YouTube
Radiation Heat Transfer Learning Journal and Git Repos:
https://www.youtube.com/watch?v=uUzh9kh-WTo&list=PLhPfNw4V4_YRUUVUydQp-n6U-7uu1kJof
https://github.com/theodoreOnzGit/heatTransferTheory_YouTube
Convection Boundary Layer and git Repos:
https://www.youtube.com/playlist?list=PLhPfNw4V4_YR9pRBpp101Mkuds49vjQ63
https://github.com/theodoreOnzGit/heatTransferTheory_YouTube
Turbulence Modelling Playlist
https://www.youtube.com/watch?v=F_Rxv9uMM3g&list=PLhPfNw4V4_YSnbYkJIBQ1kRN06Mmxe2Be
https://github.com/theodoreOnzGit/turbulenceModelling
LabView Frequency Analysis and Fun (playlist and git repo)
https://www.youtube.com/playlist?list=PLhPfNw4V4_YQYE7XqTisMBkpm7gqNS_nl
https://github.com/theodoreOnzGit/Ted_labview_YouTube
Control Systems and Frequency Response
https://www.youtube.com/watch?v=qHY6y7JmB2U&list=PLhPfNw4V4_YRUuWnrtClovPKxU_gJOXH-
https://github.com/theodoreOnzGit/matlabFrequencyResponse.git
OpenFOAM C++
https://github.com/theodoreOnzGit/C-_YouTube_OpenFoam
https://www.youtube.com/playlist?list=PLhPfNw4V4_YT9OgqS7ZPlot_Ucxzc6pQJ
OpenFOAM Bash
https://github.com/theodoreOnzGit/Bash_OpenFOAM_YouTube
https://www.youtube.com/playlist?list=PLhPfNw4V4_YT5zjBhfj5Hj4r4D5eXilcU
Basic Samba
https://www.youtube.com/playlist?list=PLhPfNw4V4_YQuWJLufBUpNplitReZX0fB
https://github.com/theodoreOnzGit/sambaVideos
Manjaro Tips and Tricks
https://www.youtube.com/playlist?list=PLhPfNw4V4_YQuyXBfJxAvzHJTl0UiWx3h
lammps and Discrete Element Modelling (DEM)
https://www.youtube.com/playlist?list=PLhPfNw4V4_YTdRlnLiu2OUXeTf5ZNVQ9E
playing with dotnet core
https://www.youtube.com/playlist?list=PLhPfNw4V4_YQSTR8sqz0aRVzWlQBq3QUw
dotnet core github repo
https://github.com/theodoreOnzGit/dotnetCoreYoutube